Home / 28,877.49-39,854.25-16,301.25

Finding the Fourth Proportional to 28,877.49, 39,854.25 and 16,301.25

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Solution

The fourth proportional to 28,877.49, 39,854.25 and 16,301.25 is: 22,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.49 : 39,854.25 = 16,301.25 : x
  2. Step 2: Convert to fraction form
    28,877.49/39,854.25 = 16,301.25/x
  3. Step 3: Cross multiply
    28,877.49x = 39,854.25 × 16,301.25
  4. Step 4: Simplify right side
    28,877.49x = 649,674,092.81
  5. Step 5: Solve for x
    x = 649,674,092.81/28,877.49
  6. Step 6: Final answer
    x = 22,497.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.